Ontology of Biological Attributes identifier OBA_2041677 (level of cytosolic arginine sensor for mTORC1 subunit 1 in blood serum) is the amount of a cytosolic arginine sensor for mTORC1 subunit 1 when measured in blood serum. Also known as: blood serum cytosolic arginine sensor for mTORC1 subunit 1 amount.